Mechatronics

Tools for handling firmwares of DJI products, with focus on quadcopters.

Notes on Machine Learning on edge for embedded/sensor/IoT uses

The original over-the-air update library for wireless microcontrollers (since 2019).

Embedded web server, with TCP/IP network stack, MQTT and Websocket

Turn a $5 Raspberry Pi RP2350 board into an open-source hardware passkey: WebAuthn/FIDO2 logins, ssh & git signing, OpenPGP, PIV, TOTP. Rust firmware, no_std.

Klipper Installation And Update Helper

Marlin is a firmware for RepRap 3D printers optimized for both 8 and 32 bit microcontrollers. Marlin supports all common platforms. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.

Whistle speech-to-text running fully on an ESP32-S3: hold a button, say a colour in one of 7 languages, the LED does it. No network.

Industrial design files for Keychron keyboards and mice. 100+ models with CAD assets in STEP, DXF, DWG, and PDF. Source-available, with commercial use allowed for original compatible accessories within the license terms.

Third party firmware for Asus routers (newer codebase)

AI-native embedded engineering agent — from natural-language requirements to code, build, flash, runtime validation, diagnosis and repair.

Apple HomeKit firmware for Shelly's

Alternative IP Camera firmware from an open community

Your Gateway to Embedded Software Development Excellence :alien:

An Adafruit GFX Compatible Library for the ESP32/S2/S3/P4 to drive HUB75 LED matrix panels using DMA for high refresh rates. Supports panel chaining.

M.I.B. - More Incredible Bash - The Army knife for Harman MIB 2.x aka MHI2(Q) units

Groki Bot desktop robot (M5Stack CoreS3): firmware, a voice and MCP gateway for your computer, and a hand-off to Grok Bot agents

A solution that makes it easy to connect ESP32 devices to Home Assistant, provided by Seeed Studio.

ESP32 Camera motion capture application to record JPEGs to SD card as AVI files and stream to browser as MJPEG. If a microphone is installed then a WAV file is also created. Files can be uploaded via FTP or downloaded to browser.

面向 AI 编程助手的嵌入式开发技能集，为大模型提供 MCU 固件开发全流程能力。涵盖多工具链构建（Keil / IAR / CMake / PlatformIO）、烧录、GDB 调试、串口监视、Modbus / CAN / VISA 协议调试、外设驱动适配及流水线编排，支持 Linux、macOS、Windows 三平台。

GUIslice drag & drop embedded GUI in C for touchscreen TFT on Arduino, Raspberry Pi, ARM, ESP8266 / ESP32 / M5stack using Adafruit-GFX / TFT_eSPI / UTFT / SDL

State-of-the-art nesting for 2D irregular strip packing

U8glib library for monochrome displays, version 2

ESP32 desk monitor for Bambu Lab printers. Real-time MQTT dashboard on a color TFT - temps, progress, fans, AMS, HMS errors. LAN or Cloud, dual printers, OTA, web config portal. Flash from the browser.

The open source mesh processing system

a smol tcp/ip stack

Heimdall is a cross-platform open-source tool suite used to flash firmware (aka ROMs) onto Samsung Galaxy devices.

A Simple ESP32 Bluetooth A2DP Library (to implement a Music Receiver or Sender) that supports Arduino, PlatformIO and Espressif IDF

Raspberry Pi 5 home NAS: CasaOS apps, Nur Hub and the Nur app (local AI, Fish Audio voice), a 3D-printed case and an ESP32-S3 touch screen

Portable touchscreen SDR for M5Stack Tab5 + RTL-SDR dongles — spectrum, waterfall, FM/AM, Shortwave, ADS-B, FT8, P25, LoRa, RF tools, and Wi-Fi analysis without a PC.

From idea to object, and every version in between. Kiln is the open-source MCP server for 3D printing: AI agents (ChatGPT, Claude, Codex, Cursor, Gemini, Grok, Hermes Agent, or any MCP client) design, slice and print on Bambu Lab, Creality, Prusa, Elegoo, Klipper, OctoPrint and more. Git-style version control: branch, merge and undo your designs.

no_std Hardware Abstraction Layers for ESP32 microcontrollers

iPXE network bootloader

Official FOSSCAD Library Repository

IoT firmware identification and extraction

Custom firmware for Feetech STS32XX servos (GD32F130) in SO-ARM100, SO-ARM101 and SO-ARM102 robot arms, with smooth motion, tunable PID and gravity compensation.

Native Tailscale (and Headscale) on ESP32 as an ESPHome external component: the device joins your tailnet as a real node with its own 100.x address - WireGuard, DERP, DISCO, works without PSRAM on the C3.

The FastLED library for colored LED animation on Arduino. Please direct questions/requests for help to the FastLED Reddit community: http://fastled.io/r We'd like to use github "issues" just for tracking library bugs / enhancements.

Open Source Soldering Iron firmware

OpenFFBoard is a universal force feedback interface for DIY simulation devices

小智ESP32的Java企业级管理平台，提供设备监控、音色定制、角色切换和对话记录管理的前后端及服务端一体化解决方案

A modular 3d-printable mini rack system.

📐⚙ 2D vector line drawing and shape modeling for CNC and laser cutters.

MicroZig is a toolbox for building embedded applications in Zig.

Open source, local, and self-hosted Amazon Echo/Google Home competitive Voice Assistant alternative

OpenThread released by Google is an open-source implementation of the Thread networking protocol

An open-source collection of embedded development and debugging skills for Claude Code, Copilot, TRAE, and other AI coding assistants that support the Skill protocol. Once installed, the AI assistant can directly operate compilers, debuggers, and communication buses, automating the full workflow from code generation to hardware verification.

A production-ready C++ vector graphics engine supporting SVG and Lottie formats, featuring advanced rendering backends such as WebGPU for high-performance graphics.

BMCU 370C (Hall) firmware for Bambu Lab A1 / A1 mini / P1S with buffer calibration - all known issues fixed, 100% AMS-compatible behavior.

Extends the support of Merlin firmware to more ASUS routers